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Percona XtraDB Cluster 5.7.12 RC1 is now available

 | August 11, 2016 |  Posted In: Events and Announcements, MySQL, Percona Software, Percona XtraDB Cluster, XtraDB Cluster

wsrep-stages

Percona announces the first release candidate (RC1) in the Percona XtraDB Cluster 5.7 series on August 9, 2016. Binaries are available from the downloads area or our software repositories. Percona XtraDB Cluster 5.7.12-5rc1-26.16 is based on the following: Percona Server 5.7.12 Galera Replicator 3.16 This release includes all changes from upstream releases and the following: New Features PXC Strict […]

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Percona Memory Engine for MongoDB

 | August 11, 2016 |  Posted In: Benchmarks, MongoDB

This post discusses Percona Server for MongoDB’s new in-memory storage engine, Percona Memory Engine for MongoDB. Percona Server for MongoDB introduced the Memory Engine starting with the 3.2.8-2.0 version. To use it, run Percona Server for MongoDB with the –storageEngine=inMemory option. In-memory is a special configuration of WiredTiger that doesn’t store user data on disk. With this […]

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Introducing Percona Memory Engine for MongoDB

 | August 11, 2016 |  Posted In: Events and Announcements, MongoDB

Percona Memory Engine for MongoDB

I’m pleased to announce the latest Percona Server for MongoDB feature: Percona Memory Engine for MongoDB. Everybody understands that memory is much faster than disk – even the fastest solid state storage can’t compete with it. As such the choice for the most demanding workloads, where performance and predictable latency are paramount, is in-memory computing. […]

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Small innodb_page_size as a performance boost for SSD

 | August 10, 2016 |  Posted In: Benchmarks, InnoDB, MySQL

performance boost for SSD

In this blog post, we’ll discuss how a small innodb_page_size can create a performance boost for SSD. In my previous post Testing Samsung storage in tpcc-mysql benchmark of Percona Server I compared different Samsung devices. Most solid state drives (SSDs) use 4KiB as an internal page size, and the InnoDB default page size is 16KiB. I wondered […]

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tpcc-mysql benchmark tool: less random with multi-schema support

 | August 9, 2016 |  Posted In: Benchmarks, MySQL

In this blog post, I’ll discuss changes I’ve made to the tpcc-mysql benchmark tool. These changes make it less random and support multi-schema. This post might only be interesting to performance researchers. The tpcc-mysql benchmark to is what I use to test different hardware (as an example, see my previous post: https://www.percona.com/blog/2016/07/26/testing-samsung-storage-in-tpcc-mysql-benchmark-percona-server/). The first change is support for multiple schemas, […]

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Testing Docker multi-host network performance

 | August 3, 2016 |  Posted In: Docker, MySQL

MySQL Group Replication

In this post, I’ll review Docker multi-host network performance. In a past post, I tested Docker network. The MySQL Server team provided their own results, which are in line with my observations. For this set of tests, I wanted to focus more on Docker networking using multiple hosts. Mostly because when we set up a high availability […]

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